[INFO] cloning repository https://github.com/K0st4s-St01/chess-skeleton
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/K0st4s-St01/chess-skeleton" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FK0st4s-St01%2Fchess-skeleton", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FK0st4s-St01%2Fchess-skeleton'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 33ba7cb921a59cd9cb80889974140d300f50febc
[INFO] testing K0st4s-St01/chess-skeleton against beta-2026-01-20 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FK0st4s-St01%2Fchess-skeleton" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/K0st4s-St01/chess-skeleton
[INFO] finished tweaking git repo https://github.com/K0st4s-St01/chess-skeleton
[INFO] tweaked toml for git repo https://github.com/K0st4s-St01/chess-skeleton written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/K0st4s-St01/chess-skeleton on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/K0st4s-St01/chess-skeleton already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ffe4eacf34fd93f4658e316ed663b0601375d6a8c0e4df95ee585f9e5d4e8187
[INFO] running `Command { std: "docker" "start" "-a" "ffe4eacf34fd93f4658e316ed663b0601375d6a8c0e4df95ee585f9e5d4e8187", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ffe4eacf34fd93f4658e316ed663b0601375d6a8c0e4df95ee585f9e5d4e8187", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffe4eacf34fd93f4658e316ed663b0601375d6a8c0e4df95ee585f9e5d4e8187", kill_on_drop: false }`
[INFO] [stdout] ffe4eacf34fd93f4658e316ed663b0601375d6a8c0e4df95ee585f9e5d4e8187
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 243e80c7b0d2ae67308abeb2fdaf1f13e7e0db81844c2ad3b66c957de1b33dd1
[INFO] running `Command { std: "docker" "start" "-a" "243e80c7b0d2ae67308abeb2fdaf1f13e7e0db81844c2ad3b66c957de1b33dd1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.88
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling libc v0.2.161
[INFO] [stderr]    Compiling version-compare v0.1.1
[INFO] [stderr]    Compiling sdl2 v0.37.0
[INFO] [stderr]    Compiling sdl2-sys v0.37.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling chess_skeleton v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::path::is_separator`
[INFO] [stdout]  --> src/chess/board.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::path::is_separator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Piece_enum` should have an upper camel case name
[INFO] [stdout]  --> src/chess/board.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub enum Piece_enum {
[INFO] [stdout]   |          ^^^^^^^^^^ help: convert the identifier to upper camel case: `PieceEnum`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `king` should have an upper camel case name
[INFO] [stdout]  --> src/chess/board.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     king,
[INFO] [stdout]   |     ^^^^ help: convert the identifier to upper camel case (notice the capitalization): `King`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `queen` should have an upper camel case name
[INFO] [stdout]   --> src/chess/board.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     queen,
[INFO] [stdout]    |     ^^^^^ help: convert the identifier to upper camel case: `Queen`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `bishop` should have an upper camel case name
[INFO] [stdout]   --> src/chess/board.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     bishop,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `Bishop`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `knight` should have an upper camel case name
[INFO] [stdout]   --> src/chess/board.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     knight,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Knight`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `rook` should have an upper camel case name
[INFO] [stdout]   --> src/chess/board.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     rook,
[INFO] [stdout]    |     ^^^^ help: convert the identifier to upper camel case: `Rook`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `pawn` should have an upper camel case name
[INFO] [stdout]   --> src/chess/board.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pawn,
[INFO] [stdout]    |     ^^^^ help: convert the identifier to upper camel case: `Pawn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `black` should have an upper camel case name
[INFO] [stdout]   --> src/chess/board.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     black,
[INFO] [stdout]    |     ^^^^^ help: convert the identifier to upper camel case: `Black`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `white` should have an upper camel case name
[INFO] [stdout]   --> src/chess/board.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     white,
[INFO] [stdout]    |     ^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `White`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/main.rs:8:20
[INFO] [stdout]   |
[INFO] [stdout] 8 | use chess::board::{self, Board};
[INFO] [stdout]   |                    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sdl2::sys::FillStippled`
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use sdl2::sys::FillStippled;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/main.rs:64:44
[INFO] [stdout]    |
[INFO] [stdout] 64 | ...                   board_move_x = (x/64) ;
[INFO] [stdout]    |                                      ^    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 64 -                             board_move_x = (x/64) ;
[INFO] [stdout] 64 +                             board_move_x = x/64  ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/main.rs:65:44
[INFO] [stdout]    |
[INFO] [stdout] 65 | ...                   board_move_y = (y/64) ;
[INFO] [stdout]    |                                      ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 65 -                             board_move_y = (y/64) ;
[INFO] [stdout] 65 +                             board_move_y = y/64  ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/main.rs:74:39
[INFO] [stdout]    |
[INFO] [stdout] 74 | ...                   board_x = (x/64) ;
[INFO] [stdout]    |                                 ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 74 -                             board_x = (x/64) ;
[INFO] [stdout] 74 +                             board_x = x/64  ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/main.rs:75:39
[INFO] [stdout]    |
[INFO] [stdout] 75 | ...                   board_y = (y/64) ;
[INFO] [stdout]    |                                 ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 75 -                             board_y = (y/64) ;
[INFO] [stdout] 75 +                             board_y = y/64  ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/main.rs:76:31
[INFO] [stdout]    |
[INFO] [stdout] 76 | ...                   if(Board::in_bounds(board_x as i32, board_y as i32)){
[INFO] [stdout]    |                         ^                                                ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 76 -                             if(Board::in_bounds(board_x as i32, board_y as i32)){
[INFO] [stdout] 76 +                             if Board::in_bounds(board_x as i32, board_y as i32) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/main.rs:98:11
[INFO] [stdout]    |
[INFO] [stdout] 98 |         if(first_click){
[INFO] [stdout]    |           ^           ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 98 -         if(first_click){
[INFO] [stdout] 98 +         if first_click {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `timestamp`
[INFO] [stdout]   --> src/main.rs:60:42
[INFO] [stdout]    |
[INFO] [stdout] 60 |                 Event::MouseButtonDown { timestamp, window_id, which, mouse_btn, clicks, x, y } => {
[INFO] [stdout]    |                                          ^^^^^^^^^ help: try ignoring the field: `timestamp: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window_id`
[INFO] [stdout]   --> src/main.rs:60:53
[INFO] [stdout]    |
[INFO] [stdout] 60 |                 Event::MouseButtonDown { timestamp, window_id, which, mouse_btn, clicks, x, y } => {
[INFO] [stdout]    |                                                     ^^^^^^^^^ help: try ignoring the field: `window_id: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `which`
[INFO] [stdout]   --> src/main.rs:60:64
[INFO] [stdout]    |
[INFO] [stdout] 60 |                 Event::MouseButtonDown { timestamp, window_id, which, mouse_btn, clicks, x, y } => {
[INFO] [stdout]    |                                                                ^^^^^ help: try ignoring the field: `which: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `clicks`
[INFO] [stdout]   --> src/main.rs:60:82
[INFO] [stdout]    |
[INFO] [stdout] 60 |                 Event::MouseButtonDown { timestamp, window_id, which, mouse_btn, clicks, x, y } => {
[INFO] [stdout]    |                                                                                  ^^^^^^ help: try ignoring the field: `clicks: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `board_move_x` is never read
[INFO] [stdout]   --> src/main.rs:44:28
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let mut board_move_x = 9;
[INFO] [stdout]    |                            ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `board_move_y` is never read
[INFO] [stdout]   --> src/main.rs:45:28
[INFO] [stdout]    |
[INFO] [stdout] 45 |     let mut board_move_y = 9;
[INFO] [stdout]    |                            ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:101:17
[INFO] [stdout]     |
[INFO] [stdout] 101 |                 canvas.fill_rect(Rect::new(value[0]  *64,value[1] *64,64,64));
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 101 |                 let _ = canvas.fill_rect(Rect::new(value[0]  *64,value[1] *64,64,64));
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:112:37
[INFO] [stdout]     |
[INFO] [stdout] 112 | ...                   canvas.copy(&black_pieces_img, Rect::new(80,0,16,16), Rect::new(i as i32*64,j as i32*64,64,64));
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 112 |                                     let _ = canvas.copy(&black_pieces_img, Rect::new(80,0,16,16), Rect::new(i as i32*64,j as i32*64,64,64));
[INFO] [stdout]     |                                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:114:69
[INFO] [stdout]     |
[INFO] [stdout] 114 | ...enum::queen => {canvas.copy(&black_pieces_img, Rect::new(64,0,16,16), Rect::new(i as i32*64,j as i32*64,64,64));},
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 114 |                                 chess::board::Piece_enum::queen => {let _ = canvas.copy(&black_pieces_img, Rect::new(64,0,16,16), Rect::new(i as i32*64,j as i32*64,64,64));},
[INFO] [stdout]     |                                                                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:115:70
[INFO] [stdout]     |
[INFO] [stdout] 115 | ...num::bishop => {canvas.copy(&black_pieces_img, Rect::new(48,0,16,16), Rect::new(i as i32*64,j as i32*64,64,64));},
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 115 |                                 chess::board::Piece_enum::bishop => {let _ = canvas.copy(&black_pieces_img, Rect::new(48,0,16,16), Rect::new(i as i32*64,j as i32*64,64,64));},
[INFO] [stdout]     |                                                                      +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:116:70
[INFO] [stdout]     |
[INFO] [stdout] 116 | ...num::knight => {canvas.copy(&black_pieces_img, Rect::new(16,0,16,16), Rect::new(i as i32*64,j as i32*64,64,64));},
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 116 |                                 chess::board::Piece_enum::knight => {let _ = canvas.copy(&black_pieces_img, Rect::new(16,0,16,16), Rect::new(i as i32*64,j as i32*64,64,64));},
[INFO] [stdout]     |                                                                      +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:117:68
[INFO] [stdout]     |
[INFO] [stdout] 117 | ..._enum::rook => {canvas.copy(&black_pieces_img, Rect::new(32,0,16,16), Rect::new(i as i32*64,j as i32*64,64,64));},
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 117 |                                 chess::board::Piece_enum::rook => {let _ = canvas.copy(&black_pieces_img, Rect::new(32,0,16,16), Rect::new(i as i32*64,j as i32*64,64,64));},
[INFO] [stdout]     |                                                                    +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:118:68
[INFO] [stdout]     |
[INFO] [stdout] 118 | ...e_enum::pawn => {canvas.copy(&black_pieces_img, Rect::new(0,0,16,16), Rect::new(i as i32*64,j as i32*64,64,64));},
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 118 |                                 chess::board::Piece_enum::pawn => {let _ = canvas.copy(&black_pieces_img, Rect::new(0,0,16,16), Rect::new(i as i32*64,j as i32*64,64,64));},
[INFO] [stdout]     |                                                                    +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:124:37
[INFO] [stdout]     |
[INFO] [stdout] 124 | ...                   canvas.copy(&white_pieces_img, Rect::new(80,0,16,16), Rect::new(i as i32*64,j as i32*64,64,64));
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 124 |                                     let _ = canvas.copy(&white_pieces_img, Rect::new(80,0,16,16), Rect::new(i as i32*64,j as i32*64,64,64));
[INFO] [stdout]     |                                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:126:69
[INFO] [stdout]     |
[INFO] [stdout] 126 | ...enum::queen => {canvas.copy(&white_pieces_img, Rect::new(64,0,16,16), Rect::new(i as i32*64,j as i32*64,64,64));},
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 126 |                                 chess::board::Piece_enum::queen => {let _ = canvas.copy(&white_pieces_img, Rect::new(64,0,16,16), Rect::new(i as i32*64,j as i32*64,64,64));},
[INFO] [stdout]     |                                                                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:127:70
[INFO] [stdout]     |
[INFO] [stdout] 127 | ...num::bishop => {canvas.copy(&white_pieces_img, Rect::new(48,0,16,16), Rect::new(i as i32*64,j as i32*64,64,64));},
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 127 |                                 chess::board::Piece_enum::bishop => {let _ = canvas.copy(&white_pieces_img, Rect::new(48,0,16,16), Rect::new(i as i32*64,j as i32*64,64,64));},
[INFO] [stdout]     |                                                                      +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:128:70
[INFO] [stdout]     |
[INFO] [stdout] 128 | ...num::knight => {canvas.copy(&white_pieces_img, Rect::new(16,0,16,16), Rect::new(i as i32*64,j as i32*64,64,64));},
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 128 |                                 chess::board::Piece_enum::knight => {let _ = canvas.copy(&white_pieces_img, Rect::new(16,0,16,16), Rect::new(i as i32*64,j as i32*64,64,64));},
[INFO] [stdout]     |                                                                      +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:129:68
[INFO] [stdout]     |
[INFO] [stdout] 129 | ..._enum::rook => {canvas.copy(&white_pieces_img, Rect::new(32,0,16,16), Rect::new(i as i32*64,j as i32*64,64,64));},
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 129 |                                 chess::board::Piece_enum::rook => {let _ = canvas.copy(&white_pieces_img, Rect::new(32,0,16,16), Rect::new(i as i32*64,j as i32*64,64,64));},
[INFO] [stdout]     |                                                                    +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:130:68
[INFO] [stdout]     |
[INFO] [stdout] 130 | ...e_enum::pawn => {canvas.copy(&white_pieces_img, Rect::new(0,0,16,16), Rect::new(i as i32*64,j as i32*64,64,64));},
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 130 |                                 chess::board::Piece_enum::pawn => {let _ = canvas.copy(&white_pieces_img, Rect::new(0,0,16,16), Rect::new(i as i32*64,j as i32*64,64,64));},
[INFO] [stdout]     |                                                                    +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/opt/rustwide/target/debug/deps/rustcYcufU8/symbols.o" "<3 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{librand-678b9309374ab1ca,librand_chacha-98c989c0651cff8e,libppv_lite86-414bb519e0b783b4,libzerocopy-4a86e1bbb6604265,libbyteorder-9f6ac6743e38a88c,librand_core-5f7e36e880782667,libgetrandom-72519f5f5e8fbe7e,libcfg_if-3e7fc4e38d4a72b5,libsdl2-bd6c78cacb8ced8e,libsdl2_sys-eccddd8e6010569b,libbitflags-dde12b0d7d495b50,liblazy_static-3674be3f4245d19b,liblibc-f18f869f4390a6bd}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,libcfg_if-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,liblibc-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lSDL2" "-lSDL2_image" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/opt/rustwide/target/debug/deps/rustcYcufU8/raw-dylibs" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/chess_skeleton-33a3e193f0075b6c" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: unable to find library -lSDL2_image
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `chess_skeleton` (bin "chess_skeleton") due to 1 previous error; 37 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "243e80c7b0d2ae67308abeb2fdaf1f13e7e0db81844c2ad3b66c957de1b33dd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "243e80c7b0d2ae67308abeb2fdaf1f13e7e0db81844c2ad3b66c957de1b33dd1", kill_on_drop: false }`
[INFO] [stdout] 243e80c7b0d2ae67308abeb2fdaf1f13e7e0db81844c2ad3b66c957de1b33dd1
